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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
<title>Core Programming Language – Changes</title>
<link rel="stylesheet" href="css/base.css">
</head>
<body>
<div class="container leftSpace">
<header>
<div class="pageHeader">
<div class="topSpace"></div>
<div class="pageTitle"><a href=".">Core</a></div>
<div class="pageSubtitle"> / changes </div>
</div>
</header>
<main id="changes">
<table>
<tr>
<th>2024</th><th></th>
</tr>
<tr>
<td>removed</td>
<td>
<span class="label">wip</span> operator <code>::</code><br>
<span class="label">wip</span> enums and the keyword <code>enum</code><br>
</td>
</tr>
<tr>
<td>changed</td>
<td>
<code>Float64#hash</code> and <code>Float32#hash</code> to cooperate with <code>Equals</code> and <code>Identity</code> semantics<br>
</td>
</tr>
<tr>
<td>added</td>
<td>
Base64 encoder<br>
<code>Array#includes</code>, <code>List#includes</code>, <code>HashMap#includes</code>, <code>HashSet#includes</code><br>
<span class="label">wip</span> unions<br>
<span class="label">wip</span> RiscV backend<br>
<span class="label">wip</span> semicolon inference<br>
<span class="label">wip</span> language support for *.properties files<br>
</td>
</tr>
</table>
<table>
<tr>
<th>2023</th><th></th>
</tr>
<tr>
<td>removed</td>
<td>
operator <code>=></code><br>
keyword <code>match</code><br>
catch-all branch <code>_</code><br>
</td>
</tr>
<tr>
<td>changed</td>
<td>
keyword <code>struct</code> to <code>value</code><br>
<code>use</code> declarations to use <code>.</code> instead of <code>::</code>
</td>
</tr>
<tr>
<td>added</td>
<td>
keyword <code>is</code><br>
keyword <code>union</code><br>
RiscV (macro) assembler<br>
unified condition expressions<br>
intrinsics for total order comparison of floats on arm64<br>
<code>Int64#reverseBytes</code>, <code>Int64#reverseBits</code><br>
<code>Int32#reverseBytes</code>, <code>Int32#reverseBits</code>, <code>Int32#asInt64</code><br>
</td>
</tr>
</table>
<table>
<tr>
<th>2022</th><th></th>
</tr>
<tr>
<td>removed</td>
<td>
operator <code>-></code><br>
keyword <code>mut</code><br>
unary operator <code>!</code><br>
binary operator <code>%</code><br>
binary operators <code><<</code>, <code>>></code>, <code>>>></code><br>
procedure syntax<br>
mutable function parameters<br>
control flow keywords <code>break</code> and <code>continue</code><br>
</td>
</tr>
<tr>
<td>changed</td>
<td>
name of class <code>Vec</code> to <code>List</code><br>
numeric literal separator from <code>_</code> to <code>'</code><br>
type of integer literals from <code>Int32</code> to <code>Int64</code><br>
require result type for functions and lambdas<br>
number literal suffixes from <code>L</code>/<code>I</code>/<code>D</code>/<code>F</code> to <code>i64</code>/<code>i32</code>/<code>f64</code>/<code>f32</code><br>
</td>
</tr>
<tr>
<td>added</td>
<td>
named arguments<br>
hash code field to <code>String</code><br>
intrinsics for rounding floats<br>
unified condition expressions<br>
<code>var</code> as a replacement for <code>let mut</code><br>
implementation of <code>trait Hash</code> for <code>String</code><br>
intrinsics for total order comparison for floats on x64<br>
higher-order functions to classes <code>Array</code> and <code>List</code><br>
higher-order functions to enums <code>Option</code> and <code>Result</code><br>
implementations of traits <code>Equals</code>, <code>Hash</code>, <code>Stringable</code> to enums <code>Option</code> and <code>Result</code>
</td>
</tr>
</table>
<table>
<tr>
<th>2021</th><th></th>
</tr>
<tr>
<td>changed</td>
<td>
annotation processing<br>
precedence of operator <code>&</code><br>
names of panicking methods in <code>Option</code> and <code>Result</code><br>
</td>
</tr>
<tr>
<td>added</td>
<td>
intrinsics for the absolute value of floats<br>
more functionality to types <code>Array</code>, <code>Result</code>, <code>String</code> and <code>Vector</code>
</td>
</tr>
</table>
<table>
<tr>
<th>2020</th><th></th>
</tr>
<tr>
<td>removed</td>
<td>
keyword <code>nil</code><br>
exceptions<br>
keyword <code>loop</code><br>
</td>
</tr>
<tr>
<td>changed</td>
<td>
change result type syntax from <code>-></code> to <code>:</code><br>
</td>
</tr>
<tr>
<td>added</td>
<td>
enums<br>
tuples<br>
modules<br>
varargs<br>
keyword <code>annotation</code><br>
traits <code>Zero</code> and <code>Sizable</code><br>
intrinsics for bit manipulation instructions <code>popcnt</code>/<code>lzcount</code>/<code>tzcount</code>
</td>
</tr>
</table>
<table>
<tr>
<th>2019</th><th></th>
</tr>
<tr>
<td>removed</td>
<td>
secondary constructors<br>
modifiers, replaced with annotations<br>
</td>
</tr>
<tr>
<td>changed</td>
<td>
syntax of generics from <code><></code>/<code>::<></code> to <code>[]</code><br>
name of <code>Int</code>/<code>Long</code> and <code>Float</code>/<code>Double</code> to <code>Int32</code>/<code>Int64</code> and <code>Float32</code>/<code>Float64</code><br>
</td>
</tr>
<tr>
<td>added</td>
<td>
type <code>Option</code><br>
universal <code>===</code> operation<br>
traits <code>Equals</code>, <code>Identity</code>, <code>Hash</code>, <code>Default</code>, <code>Comparable</code>, <code>Sortable</code>, <code>Stringable</code>
</td>
</tr>
</table>
</main>
</div>
</body>
</html>